Free Online CSV Schema Detector
Detect CSV column names, data types, required fields, uniqueness, examples, and schema notes from pasted CSV. Everything runs locally in your browser, so pasted code, CSV data, and deployment notes are not uploaded.
CSV Schema Detector
Detect CSV column names, data types, required fields, uniqueness, examples, and schema notes from pasted CSV.
Detects column names, likely data types, blanks, and required fields locally.